Map<String, Object> dataMap = new HashMap<>();

        transformer.putResultDataBody(dataMap, "empty", "value1");

        String[] emptyArray = new String[] {};
        transformer.putResultDataBody(dataMap, "empty", emptyArray);

        Object result = dataMap.get("empty");
        assertTrue(result instanceof Object[]);
        Object[] resultArray = (Object[]) result;

  }

  @Override
  public boolean contains(@Nullable Object object) {
    return delegate().contains(object);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean add(@ParametricNullness E element) {
    return delegate().add(element);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean remove(@Nullable Object object) {
    return delegate().remove(object);
  }

  @Override

  }

  @Override
  public boolean contains(@Nullable Object object) {
    return delegate().contains(object);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean add(@ParametricNullness E element) {
    return delegate().add(element);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean remove(@Nullable Object object) {
    return delegate().remove(object);
  }

  @Override

  }

  private ListenerCallQueue.Event<Object> incrementingEvent(
      Multiset<Object> counters, Object expectedListener, int expectedCount) {
    return incrementingEvent(counters, multiset(expectedListener, expectedCount));
  }

  private ListenerCallQueue.Event<Object> incrementingEvent(
      Multiset<Object> counters, Multiset<Object> expected) {
    return new ListenerCallQueue.Event<Object>() {
      @Override

  }

  private ListenerCallQueue.Event<Object> incrementingEvent(
      Multiset<Object> counters, Object expectedListener, int expectedCount) {
    return incrementingEvent(counters, multiset(expectedListener, expectedCount));
  }

  private ListenerCallQueue.Event<Object> incrementingEvent(
      Multiset<Object> counters, Multiset<Object> expected) {
    return new ListenerCallQueue.Event<Object>() {
      @Override

     *
     * @throws Exception if any.
     */
    @Test
    public void testIndexedMapped() throws Exception {
        Map<Object, Object> map = new HashMap<Object, Object>();
        map.put("a", "a-value");
        List<Object> list = new ArrayList<Object>();
        list.add(map);

        assertEquals("a-value", ReflectionValueExtractor.evaluate("h.value[0](a)", new ValueHolder(list)));
    }

        @J2ktIncompatible // serialization
        Object writeReplace() {
          return super.writeReplace();
        }
      };
    }

    @Override
    public boolean contains(@Nullable Object object) {
      if (object instanceof Entry) {
        Entry<?, ?> entry = (Entry<?, ?>) object;
        Object k = entry.getKey();
        Object v = entry.getValue();

        Map<String, Object> paramMap = new HashMap<>();

        Object result = scriptEngine.evaluate(template, paramMap);
        assertNull(result);
    }

    // Test implementation of ScriptEngine for testing
    private static class TestScriptEngine implements ScriptEngine {
        @Override
        public Object evaluate(String template, Map<String, Object> paramMap) {
            if (template == null) {

        map.put("data1", 1);
        assertEquals(100.0f, docBoostMatcher.getValue(map));
    }

    @Test
    public void test_getValue_numericStringReturn() {
        final DocBoostMatcher docBoostMatcher = new DocBoostMatcher();
        docBoostMatcher.setBoostExpression("'3.14'");

        final Map<String, Object> map = new HashMap<String, Object>();

    Object computed = new Object();
    LoadingCache<Object, Object> cache =
        CacheBuilder.newBuilder()
            .expireAfterWrite(0, SECONDS)
            .removalListener(listener)
            .build(constantLoader(computed));

    Object key = new Object();
    assertThat(cache.getUnchecked(key)).isSameInstanceAs(computed);
    RemovalNotification<Object, Object> notification = listener.remove();